Table 1.

Baseline characteristics of 19, 802 US women according to quintile of hemoglobin A1c

	Hemoglobin A1c Quintiles
	1 n = 3960	2 n = 3961	3 n = 3960	4 n = 3961	5 n=3960
Age (mean, SD)	52.2 (5.7)	53.1 (6.1)	53.8 (6.5)	54.4 (6.8)	55.6 (7.3)
BMI (mean, SD)	24.1 (3.7)	24.6 (3.9)	24.8 (4.0)	25.3 (4.4)	26.4 (5.1)
Fruit and Vegetables, servings/day	6.1 (3.8)	6.0 (3.2)	6.2 (3.6)	6.2 (3.5)	6.1 (3.6)
Dietary Saturated Fat, g/day	19.0 (4.8)	19.4 (4.8)	19.4 (4.7)	19.6 (4.7)	19.9 (4.8)
High Cholesterol (%)	19.0	22.4	25.8	26.0	31.0
Baseline Systolic BP (%)
< 110 mm Hg	24.0	23.2	20.6	19.5	16.7
110–119 mm Hg	40.8	38.6	39.2	38.1	34.0
120–129 mmHg	25.5	27.8	28.3	29.4	31.2
130–139 mmHg	9.7	10.4	11.8	13.1	18.1
Baseline Diastolic BP (%)
< 65 mm Hg	14.4	13.6	12.6	11.7	10.5
65–74 mm Hg	43.9	42.9	42.9	41.7	37.1
75–84 mmHg	35.6	36.2	37.2	38.6	42.2
85–89 mmHg	6.1	7.3	7.3	7.7	10.3
Smoking (%)
Never	50.1	51.7	51.6	52.7	51.9
Former	40.8	37.0	35.9	34.6	35.2
< 15 cigarettes/day	3.7	4.3	5.1	4.7	4.9
> 15 cigarettes/day	5.4	7.1	7.5	7.9	8.0
Alcohol (%)
Rarely/Never	35.7	39.9	41.2	44.1	48.1
1–3 drinks/month	13.0	13.3	13.7	13.4	14.1
1–6 drinks/week	36.9	35.3	35.7	33.0	30.4
1+ drinks/day	14.4	11.5	9.3	9.6	7.4
Exercise (%)
Rarely/Never	32.4	33.6	35.1	34.9	39.3
< 1 time/week	19.1	19.8	19.8	20.1	20.7
1–3 times/week	34.9	34.8	32.9	32.9	30.3
4 or > times/week	13.5	11.8	12.3	12.1	9.7
Hormone Replacement (%)
Never	50.9	48.0	47.8	48.9	51.5
Former	5.1	6.3	7.7	8.1	12.0
Current	44.0	45.7	44.6	43.0	36.5